Buffalo Bills WR David Nelson (undisclosed) missed practice Friday, Aug. 5, after having trouble catching his breath during practice Thursday, Aug. 4. Doctors are still trying to determine the cause of his breathing problems. Head coach Chan Gailey expects Nelson to return in the next two days. TEs David Martin (toe) and Shawn Nelson (undisclosed) also sat out, and DL Shawne Merriman was given a day to rest.

Updating a previous report, Edgar Thompson, of the Palm Beach Post, reports the Miami Dolphins have placed TE David Martin (knee) on Injured Reserve, ending his 2009 season. Martin experienced swelling in his knee this weekend, and team doctors are concerned it may require surgery. Martin's agent Terry Williams said Martin will receive a second opinion from Dr. James Andrews. Williams said Martin may be sidelined for only a few weeks.

Kevin Clark, of The South Florida Sun-Sentinel, reports Miami Dolphins TE David Martin (illness) returned to action Saturday, Aug. 8, and took part in both sessions during the day. It had previously been believed he missed time related to his sports hernia, but he missed time due to a stomach virus.

Brian Biggane, of the Palm Beach Post, reports Miami Dolphins TE David Martin (hernia) did not participate in practice Tuesday, May 19. Head coach Tony Sparano said Martin will be ready for the start of training camp.

Omar Kelly, of the South Florida SunSentinel, reports Miami Dolphins TE David Martin (back) suffered a back injury in Week 5, but he was able to continue playing in the game. Martin likely will practice the rest of this week and be able to play for Week 6.

Andy Kent, of MiamiDolphins.com, reports Miami Dolphins head coach Tony Sparano said he thinks TE David Martin has improved a lot since early in the offseason. Sparano said Martin has been impressive blocking and in the backfield. Sparano added that Martin catches the ball well enough and can run well.